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aarch64: [SME] Add +sme option to -march

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This series of patches (tagged [SME]) add support for the Scalable
Matrix Extension. Patch introduces new command line options: +sme, +sme-f64 and
+sme-i64 to -march command line options.

gas/ChangeLog:

	* NEWS: Updated docs.
	* config/tc-aarch64.c: New SME command line options.
	* doc/c-aarch64.texi: Update docs.

include/ChangeLog:

	* opcode/aarch64.h (AARCH64_FEATURE_SME): New flag.
	(AARCH64_FEATURE_SME_F64): New flag.
	(AARCH64_FEATURE_SME_I64): New flag.

opcodes/ChangeLog:

	* aarch64-tbl.h (SME): New feature object.
This commit is contained in:
Przemyslaw Wirkus
2021-11-17 19:02:54 +00:00
parent ef6379e16d
commit 57f02370a1
5 changed files with 33 additions and 0 deletions
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3
include/opcode/aarch64.h
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@@ -51,6 +51,7 @@ typedef uint32_t aarch64_insn;
#define AARCH64_FEATURE_V8_4 (1ULL << 11) /* ARMv8.4 processors. */
#define AARCH64_FEATURE_V8_R (1ULL << 12) /* Armv8-R processors. */
#define AARCH64_FEATURE_V8_7 (1ULL << 13) /* Armv8.7 processors. */
#define AARCH64_FEATURE_SME (1ULL << 14) /* Scalable Matrix Extension. */
#define AARCH64_FEATURE_LS64 (1ULL << 15) /* Atomic 64-byte load/store. */
#define AARCH64_FEATURE_PAC (1ULL << 16) /* v8.3 Pointer Authentication. */
#define AARCH64_FEATURE_FP (1ULL << 17) /* FP instructions. */
@@ -91,6 +92,8 @@ typedef uint32_t aarch64_insn;
#define AARCH64_FEATURE_F64MM (1ULL << 54)
#define AARCH64_FEATURE_FLAGM (1ULL << 55) /* v8.4 Flag Manipulation. */
#define AARCH64_FEATURE_V9 (1ULL << 56) /* Armv9.0-A processors. */
#define AARCH64_FEATURE_SME_F64 (1ULL << 57) /* SME F64. */
#define AARCH64_FEATURE_SME_I64 (1ULL << 58) /* SME I64. */
/* Crypto instructions are the combination of AES and SHA2. */
#define AARCH64_FEATURE_CRYPTO (AARCH64_FEATURE_SHA2 | AARCH64_FEATURE_AES)